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26 changes: 26 additions & 0 deletions
26
hibernate-core/src/main/java/org/hibernate/query/sqm/TreatException.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * License: GNU Lesser General Public License (LGPL), version 2.1 or later. | ||
| * See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html. | ||
| */ | ||
| package org.hibernate.query.sqm; | ||
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| import org.hibernate.HibernateException; | ||
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| import org.checkerframework.checker.nullness.qual.Nullable; | ||
|
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| /** | ||
| * Indicates a problem with a TREAT usage | ||
| * | ||
| * @author Steve Ebersole | ||
| */ | ||
| public class TreatException extends HibernateException { | ||
| public TreatException(String message) { | ||
| super( message ); | ||
| } | ||
|
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| public TreatException(String message, @Nullable Throwable cause) { | ||
| super( message, cause ); | ||
| } | ||
| } |
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146 changes: 146 additions & 0 deletions
146
hibernate-core/src/main/java/org/hibernate/query/sqm/tree/domain/SqmTreatedSimplePath.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,146 @@ | ||
| /* | ||
| * Hibernate, Relational Persistence for Idiomatic Java | ||
| * | ||
| * License: GNU Lesser General Public License (LGPL), version 2.1 or later. | ||
| * See the lgpl.txt file in the root directory or http://www.gnu.org/licenses/lgpl-2.1.html. | ||
| */ | ||
| package org.hibernate.query.sqm.tree.domain; | ||
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| import org.hibernate.metamodel.model.domain.EntityDomainType; | ||
| import org.hibernate.query.PathException; | ||
| import org.hibernate.query.sqm.NodeBuilder; | ||
| import org.hibernate.query.sqm.SemanticQueryWalker; | ||
| import org.hibernate.query.sqm.SqmPathSource; | ||
| import org.hibernate.query.sqm.tree.SqmCopyContext; | ||
| import org.hibernate.spi.NavigablePath; | ||
|
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| /** | ||
| * @author Steve Ebersole | ||
| */ | ||
| public class SqmTreatedSimplePath<T, S extends T> | ||
| extends SqmEntityValuedSimplePath<S> | ||
| implements SqmSimplePath<S>, SqmTreatedPath<T,S> { | ||
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| private final EntityDomainType<S> treatTarget; | ||
| private final SqmPath<T> wrappedPath; | ||
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| public SqmTreatedSimplePath( | ||
| SqmPluralValuedSimplePath<T> wrappedPath, | ||
| EntityDomainType<S> treatTarget, | ||
| NodeBuilder nodeBuilder) { | ||
| //noinspection unchecked | ||
| super( | ||
| wrappedPath.getNavigablePath().treatAs( | ||
| treatTarget.getHibernateEntityName() | ||
| ), | ||
| (SqmPathSource<S>) wrappedPath.getReferencedPathSource(), | ||
| wrappedPath.getLhs(), | ||
| nodeBuilder | ||
| ); | ||
| this.treatTarget = treatTarget; | ||
| this.wrappedPath = wrappedPath; | ||
| } | ||
|
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| public SqmTreatedSimplePath( | ||
| SqmPath<T> wrappedPath, | ||
| EntityDomainType<S> treatTarget, | ||
| NodeBuilder nodeBuilder) { | ||
| //noinspection unchecked | ||
| super( | ||
| wrappedPath.getNavigablePath().treatAs( | ||
| treatTarget.getHibernateEntityName() | ||
| ), | ||
| (SqmPathSource<S>) wrappedPath.getReferencedPathSource(), | ||
| wrappedPath.getLhs(), | ||
| nodeBuilder | ||
| ); | ||
| this.treatTarget = treatTarget; | ||
| this.wrappedPath = wrappedPath; | ||
| } | ||
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| private SqmTreatedSimplePath( | ||
| NavigablePath navigablePath, | ||
| SqmPath<T> wrappedPath, | ||
| EntityDomainType<S> treatTarget, | ||
| NodeBuilder nodeBuilder) { | ||
| //noinspection unchecked | ||
| super( | ||
| navigablePath, | ||
| (SqmPathSource<S>) wrappedPath.getReferencedPathSource(), | ||
| wrappedPath.getLhs(), | ||
| nodeBuilder | ||
| ); | ||
| this.treatTarget = treatTarget; | ||
| this.wrappedPath = wrappedPath; | ||
| } | ||
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| @Override | ||
| public SqmTreatedSimplePath<T, S> copy(SqmCopyContext context) { | ||
| final SqmTreatedSimplePath<T, S> existing = context.getCopy( this ); | ||
| if ( existing != null ) { | ||
| return existing; | ||
| } | ||
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| final SqmTreatedSimplePath<T, S> path = context.registerCopy( | ||
| this, | ||
| new SqmTreatedSimplePath<>( | ||
| getNavigablePath(), | ||
| wrappedPath.copy( context ), | ||
| getTreatTarget(), | ||
| nodeBuilder() | ||
| ) | ||
| ); | ||
| copyTo( path, context ); | ||
| return path; | ||
| } | ||
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| @Override | ||
| public EntityDomainType<S> getTreatTarget() { | ||
| return treatTarget; | ||
| } | ||
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| @Override | ||
| public SqmPath<T> getWrappedPath() { | ||
| return wrappedPath; | ||
| } | ||
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| @Override | ||
| public EntityDomainType<S> getNodeType() { | ||
| return treatTarget; | ||
| } | ||
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| @Override | ||
| public SqmPathSource<S> getReferencedPathSource() { | ||
| return treatTarget; | ||
| } | ||
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| @Override | ||
| public SqmPathSource<?> getResolvedModel() { | ||
| return treatTarget; | ||
| } | ||
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| @Override | ||
| public <S1 extends S> SqmTreatedEntityValuedSimplePath<S,S1> treatAs(Class<S1> treatJavaType) throws PathException { | ||
| return super.treatAs( treatJavaType ); | ||
| } | ||
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| @Override | ||
| @SuppressWarnings("unchecked") | ||
| public SqmPath<?> get(String attributeName) { | ||
| return resolvePath( attributeName, treatTarget.getSubPathSource( attributeName ) ); | ||
| } | ||
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| @Override | ||
| public <X> X accept(SemanticQueryWalker<X> walker) { | ||
| return walker.visitTreatedPath( this ); | ||
| } | ||
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| @Override | ||
| public void appendHqlString(StringBuilder sb) { | ||
| sb.append( "treat(" ); | ||
| wrappedPath.appendHqlString( sb ); | ||
| sb.append( " as " ); | ||
| sb.append( treatTarget.getName() ); | ||
| sb.append( ')' ); | ||
| } | ||
| } |
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